Collect the indicated amount of Mirian to upgrade the corresponding attribute.

Health (each tier adds +20 HP)
Tier 1: 100 Mirian
Tier 2: 320 Mirian
Tier 3: 640 Mirian
Tier 4: 1,050 Mirian
Tier 5: 2,100 Mirian

Elf-Shot (each tier adds +2 shots)
Tier 1: 130 Mirian
Tier 2: 370 Mirian
Tier 3: 870 Mirian
Tier 4: 1,750 Mirian
Tier 5: 2,100 Mirian

Focus (each tier adds +20 Focus)
Tier 1: 100 Mirian
Tier 2: 320 Mirian
Tier 3: 640 Mirian
Tier 4: 1,050 Mirian
Tier 5: 2,100 Mirian